<div id="middle-class" class="middle-class">
    <div class="middle-tabs">
        <button class="tabLeft roll-nav roll-left">
            <i class="fa fa-backward"></i>
        </button>
        <input type="hidden" id="pppppppp" name="pppppppp" value="ooooooooooo"/>
        <nav class="page-tabs son-tips">
            <div id="middle-tabs-id" class="middle-tabs-class" style="margin-left: 0px;">
                <a href="javascript:;" class="tip active" data-id="/right">欢迎首页</a>
            </div>
        </nav>
        <button class="roll-nav roll-right tabRight">
            <i class="fa fa-forward" style="margin-left: 3px;"></i>
        </button>
        <div class="btn-group roll-nav roll-right">
            <button class="tabClose" data-toggle="dropdown">页签操作<i class="fa fa-caret-down" style="padding-left: 3px;"></i></button>
            <ul class="dropdown-menu dropdown-menu-right">
                <li><a class="refresh-page" href="javascript:void();">刷新当前</a></li>
                <li><a class="close-page" href="javascript:void();">关闭当前</a></li>
                <li><a class="close-allPage" href="javascript:void();">全部关闭</a></li>
                <li><a class="close-otherPage" href="javascript:void();">除此之外全部关闭</a></li>
            </ul>
        </div>
        <button class="fullscreen roll-right roll-nav"><i class="fa fa-arrows-alt"></i></button>
    </div>
    <div class="content-iframe" style="overflow: hidden;">
        <div id="mcsMainContent" class="mainContent" id="content-main" style="margin: 10px; margin-bottom: 0px; padding: 0;">
            <iframe id="McsRightIframe" class="LRADMS_iframe" width="100%" height="100%" src="/right" frameborder="0" data-id="/right"></iframe>
        </div>
    </div>
</div>